Only 6.6% of surveyed astrobiologists agreed that scientists had probably found extraterrestrial life on exoplanet K2-18b.
Astrobiologists are raising concerns that humanity’s search for alien life may be limited by the very tools designed to find it.
The SETI Institute is the latest to confirm what scientists have long suspected: the interstellar 3I/ATLAS comet is not an ...
A new batch of declassified Pentagon UFO materials is fueling fresh public fascination — but files still do not confirm ...
The scientific community tends to employ ‘confidence of life’ detection scales: a multi-step ‘ladder’ that begins with biosignatures.